Cab exterior of a tractor



FIG. 1 is a top, front, left perspective view of a cab exterior of a tractor showing our new design.

FIG. 2 is a left side elevational view thereof.

FIG. 3 is a right side elevational view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a rear view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The ornamental design which is claimed is shown in solid lines in the drawings. The portions of the design shown in broken lines or dashed lines are included for the purpose of illustrating environment and form no part of the claimed invention. 

CLAIM The ornamental design for a cab exterior of a tractor, as shown and described. 